hole by hole blasting
逐孔起爆
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hole by hole blasting technique
逐孔起爆技术
Hole-by-hole Blasting
逐孔起爆
逐孔起爆技术
shaft raise by deep hole blasting
深孔爆破成井
to fill mined bed with falling roof by deep-hole blasting
深孔放顶处理空区
hole by hole detonating
逐孔起爆
hole by hole initiating
逐孔起爆
hole by hole initiation
逐孔起爆
Hole-by-hole
逐孔
hole-by-hole detonation
逐孔起爆
HOLE-BY-HOLE FIRING
逐孔爆破
Hole-by-hole initiating
逐孔爆破
Hole-by-hole initiation
逐孔起爆
Hole-by-hole technique
逐孔起爆技术
To detonate hole by hole
逐孔爆破
blasting hole arrangement
炮眼布设
blasting hole with water
有水炮孔
blowout prevention by hole pressure control
整合性健康照护体系
井控压喷
by hole detonation technology
逐孔起爆技术
虚拟计算机操作系统
coyote-hole blasting
绞机天线电车
最近更新
驱动选型pulse repetition rate电力系统健康诊断移动通讯parasitic craterbatter rule归因Baking PaintAdaptive Monopulse